Artists and tacos and beer, oh my! Tonight, it’s all happening off the 2…Freeway, that is. Eagle Rock Brewery just debuted “Red Velvet”: their Imperial Ale with Rye. Silky mouth-feel (Thanks, rye!), hints of chocolate, and an 11% alcohol content. (Watch out for “speed traps” when you leave, Go Go’ers!) To help celebrate the brewery’s newest baby, ERB is having…